Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/strlenopt-48.c @ 131:84e7813d76e9
gcc-8.2
| author | mir3636 |
|---|---|
| date | Thu, 25 Oct 2018 07:37:49 +0900 |
| parents | |
| children | 1830386684a0 |
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| 111:04ced10e8804 | 131:84e7813d76e9 |
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| 1 /* PR tree-optimization/86400 - set<string>::set<char (*)[2]) constructor | |
| 2 does not work with array argument | |
| 3 Verify that strlen() calls with one-character array elements of | |
| 4 multidimensional arrays are still folded. | |
| 5 { dg-do compile } | |
| 6 { dg-options "-O2 -Wall -fdump-tree-optimized" } */ | |
| 7 | |
| 8 #include "strlenopt.h" | |
| 9 | |
| 10 void f (void) | |
| 11 { | |
| 12 extern char a[2][1]; | |
| 13 int n = strlen (a[1]); | |
| 14 if (n) | |
| 15 abort(); | |
| 16 } | |
| 17 | |
| 18 void g (void) | |
| 19 { | |
| 20 extern char b[3][2][1]; | |
| 21 int n = strlen (b[2][1]); | |
| 22 if (n) | |
| 23 abort(); | |
| 24 } | |
| 25 | |
| 26 void h (void) | |
| 27 { | |
| 28 extern char c[4][3][2][1]; | |
| 29 int n = strlen (c[3][2][1]); | |
| 30 if (n) | |
| 31 abort(); | |
| 32 } | |
| 33 | |
| 34 /* { dg-final { scan-tree-dump-times "strlen" 0 "optimized" } } | |
| 35 { dg-final { scan-tree-dump-times "abort" 0 "optimized" } } */ |